AMONIDA Wireless Module, The Transmission Rate Is Fast And Stable, For Espressif Official ESP32-WROOM-32 Module 4MB Flash Lithium Battery Interface 500mA | Walmart Canada
3.7V Lithium battery as power supply for the DOIT ESP32 DevKit-v1 · Issue #1377 · espressif/arduino-esp32 · GitHub
Power Supply for ESP32 with Boost Converter & Battery Charger